# SDR COMA0760537

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 21, 2007
- Submitted: August 29, 2007
- Operation: Air carrier
- Aircraft: N587SW
- Make and model: Cndair CL6002B19
- Aircraft serial: 7062
- Aircraft time: 29,415 hours, 26,260 cycles
- System (JASC): [3230 · Landing Gear Retraction/Extension System](https://openairdocs.org/jasc/3230)
- Part: Priority Valve
- Part number: 4622
- Part serial: 328A
- Condition: Faulty
- Location: Nlg
- Part time: 1 hours, 1 cycles
- Stage of operation: AP
- How discovered: O
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/COMA0760537

## Discrepancy

FLIGHT 4984- GEAR DOWN DISAGREE AND NOSE DOOR WARNING MESSAGES RECEIVED ON APPROACH.  PERFORMED QRH, NOSE GEAR EXTENDED.  DECLARED EMRGENCY AND LANDED WITHOUT INCIDENT.  REPLACED NOSE GEAR PRIORITY VALVE.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.